Manuscripts
Black Canyon Damsite No. 2. Elevation of Knob on left bank, 760 ft
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West at elevation of 1,000 ft. above Colorado River and above camp at Mile 185.2, left bank
Manuscripts
mssMarston papers V016/0107
![S. 10 degrees W. from elevation 1,000 [ft.] above camp. Camp of the 25th was on the bar at Mile 185.2, left bank](/_next/image?url=https%3A%2F%2Frail.huntington.org%2FIIIF3%2FImage%2F22APN4IF4H5A%2Ffull%2F%5E360%2C%2F0%2Fdefault.jpg&w=750&q=75)
S. 10 degrees W. from elevation 1,000 [ft.] above camp. Camp of the 25th was on the bar at Mile 185.2, left bank
Manuscripts
mssMarston papers V016/0105

Chuar Creek or Lava Canyon at right from near the copper mine at left bank. Mile 65 1/2. Original transparency sold to USBR
Manuscripts
mssMarston papers V056/0139


